:root{
  --bg:#f4f1e9; --ink:#0b0b0b; --muted:#6e6a62; --paper:#fffdf7; --line:#0b0b0b; --accent:#d71920;
}
*{box-sizing:border-box} html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,Arial,Helvetica,sans-serif;line-height:1.45}
a{color:inherit}.header{position:sticky;top:0;z-index:20;display:flex;justify-content:space-between;align-items:center;gap:22px;padding:18px 4vw;border-bottom:1px solid rgba(0,0,0,.18);background:rgba(244,241,233,.94);backdrop-filter:blur(12px)}
.logo{text-decoration:none;font-weight:950;letter-spacing:.24em;display:inline-flex;align-items:center;gap:9px}.logo-icon{height:1.7em;width:1.7em;border-radius:22%;flex-shrink:0}.nav{display:flex;gap:15px;flex-wrap:wrap;justify-content:flex-end;font-size:.78rem;text-transform:uppercase;letter-spacing:.08em}
.nav a{text-decoration:none;border-bottom:1px solid transparent}.nav a:hover{border-bottom-color:currentColor}.lang{border:1px solid var(--ink)!important;padding:4px 8px;font-weight:850}
.hero{padding:clamp(74px,11vw,150px) 5vw clamp(28px,4vw,60px)}.kicker,.label{text-transform:uppercase;letter-spacing:.19em;color:var(--muted);font-size:.76rem;font-weight:850}
h1{margin:0;font-size:clamp(3.6rem,13vw,12rem);line-height:.82;letter-spacing:.12em;font-weight:950;max-width:100%}
h2{max-width:1200px;margin:26px 0 0;font-size:clamp(2.1rem,5.7vw,7.2rem);line-height:.92;letter-spacing:-.065em}
.lead{max-width:900px;font-size:clamp(1.2rem,2vw,2rem);color:#242424}
.section{margin:30px 5vw;padding:clamp(34px,6vw,86px);border:2px solid var(--line);background:var(--paper)}
.section h3{margin:0 0 26px;max-width:1220px;font-size:clamp(2.35rem,5.8vw,7rem);line-height:.91;letter-spacing:-.065em}
.section p{max-width:980px;font-size:clamp(1.05rem,1.38vw,1.36rem)}
.statement{max-width:1100px!important;font-size:clamp(1.7rem,3.15vw,3.55rem)!important;line-height:1.04;letter-spacing:-.045em}
.red{color:var(--accent)}.wide-image,.poster-card,.image-card{margin:44px 0 0;border:2px solid var(--line);background:#fff;box-shadow:14px 14px 0 var(--ink)}
.wide-image img,.poster-card img,.image-card img,.shop-card img{display:block;width:100%;height:auto}
figcaption{padding:10px 14px;border-top:1px solid rgba(0,0,0,.16);font-size:.84rem;color:var(--muted)}
.grid,.axis-grid,.talk-grid,.pub-grid,.shop-grid,.feature,.timeline{display:grid;gap:18px}
.grid,.axis-grid{grid-template-columns:repeat(4,1fr);padding:30px 5vw}
.card,.talk,.pub,.shop-card,.time-card{border:2px solid var(--line);background:var(--paper);padding:28px}
.card h3,.talk h3,.pub h3,.shop-card h3,.time-card h3{margin:10px 0 14px;font-size:clamp(1.7rem,2.8vw,3.35rem);line-height:.95;letter-spacing:-.045em}
.card p,.talk p,.pub p,.shop-card p,.time-card p{font-size:1.05rem}.talk-grid,.pub-grid{grid-template-columns:repeat(2,1fr);margin-top:34px}
.talk a,.pub a,.button{display:inline-block;margin-top:12px;text-decoration:none;border-bottom:1px solid currentColor;font-weight:850}.button{border:2px solid var(--ink);padding:10px 14px}
.time-card a{text-decoration:none;border-bottom:1px solid currentColor;font-weight:850}

/* Compact awards/distinctions list on the Film page — deliberately lighter
   than .card (thin border, no shadow) since there are many small entries
   rather than a handful of large ones. */
.awards-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:28px 0 8px}
.award{border:1px solid rgba(0,0,0,.22);padding:16px 18px;background:var(--paper)}
.award .award-dist{margin:0 0 6px;font-size:.7rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-weight:800}
.award .award-name{margin:0 0 4px;font-size:1rem;font-weight:850;line-height:1.2}
.award .award-year{margin:0;font-size:.8rem;color:var(--muted)}
@media(max-width:1120px){.awards-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:720px){.awards-grid{grid-template-columns:1fr}}
.feature{grid-template-columns:.72fr 1.28fr;align-items:start}.poster-card{margin:0}.shop-grid{grid-template-columns:1.3fr .7fr;margin-top:34px}.shop-card figure{margin:0 0 20px;border:2px solid var(--line);background:#fff}
.timeline{grid-template-columns:repeat(5,1fr);margin-top:34px}.footer{padding:44px 5vw 64px;color:var(--muted)}
.reveal{opacity:0;transform:translateY(16px);transition:opacity .55s ease,transform .55s ease}.reveal.visible{opacity:1;transform:none}
/* Matches the rendered width of .poster-card's grid column (.72fr of a
   .72fr/1.28fr/18px-gap .feature grid) so a standalone poster can sit at
   roughly the same visual size outside that two-column layout. */
.wide-image.poster-match{max-width:36%}
@media(max-width:1120px){.grid,.axis-grid{grid-template-columns:repeat(2,1fr)}.feature,.shop-grid{grid-template-columns:1fr}.timeline{grid-template-columns:repeat(2,1fr)}}
@media(max-width:820px){.wide-image.poster-match{max-width:100%}}
@media(max-width:820px){.header{align-items:flex-start;flex-direction:column;padding:18px 22px}.nav{justify-content:flex-start;gap:10px;font-size:.74rem}.hero{padding:50px 22px 26px}.section{margin:22px;padding:28px}.grid,.axis-grid,.talk-grid,.pub-grid,.timeline{grid-template-columns:1fr;padding:22px}.wide-image,.poster-card,.image-card{box-shadow:8px 8px 0 var(--ink)}h1{font-size:clamp(2.9rem,15vw,5rem)}}

.filters{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  margin:34px 0 24px;
}
.filter-button{
  appearance:none;
  border:1px solid var(--ink);
  background:transparent;
  color:var(--ink);
  padding:9px 12px;
  font:inherit;
  font-weight:800;
  cursor:pointer;
}
.filter-button.active,
.filter-button:hover{
  background:var(--ink);
  color:var(--paper);
}
.publication-list{
  border-top:2px solid var(--line);
}
.publication-item{
  display:grid;
  grid-template-columns:120px 1fr;
  gap:28px;
  padding:30px 0;
  border-bottom:1px solid rgba(0,0,0,.24);
}
.publication-item[hidden]{display:none}
.publication-year{
  font-size:clamp(1.5rem,3vw,3rem);
  line-height:1;
  font-weight:900;
  letter-spacing:-.04em;
}
.publication-content h3{
  margin:0 0 14px;
  font-size:clamp(1.8rem,3.5vw,4.5rem);
  line-height:.96;
  letter-spacing:-.05em;
}
.publication-subtitle{
  font-size:clamp(1.15rem,1.7vw,1.6rem)!important;
  font-weight:700;
}
@media(max-width:720px){
  .publication-item{grid-template-columns:1fr;gap:12px}
}

/* Visually separate the support/merch link from the research nav items,
   so "Fun" reads as a funding channel rather than a fifth theoretical axis. */
.nav-support{
  margin-left:6px;
  padding-left:14px;
  border-left:1px solid rgba(0,0,0,.22);
  opacity:.72;
}
.nav-support:hover{opacity:1}

/* Same logic on the homepage grid: the support card gets a distinct,
   quieter treatment instead of matching the research/speaking/film cards. */
.card-support{
  border-style:dashed;
  background:transparent;
}

/* Simulation page: live dashboards embedded via iframe inside the
   existing wide-image frame (border + drop shadow), full width. */
.wide-image iframe{
  display:block;
  width:100%;
  height:640px;
  border:0;
  background:#0a0e14;
}
@media(max-width:820px){
  .wide-image iframe{height:420px}
}

/* Explanatory notes attached to each simulation dashboard: collapsible,
   same bordered/paper treatment as the rest of the site, kept closed
   by default since the text is long and technical. */
.note-block{
  margin:14px 0 0;
  border:2px solid var(--line);
  background:var(--paper);
}
.note-block summary{
  cursor:pointer;
  padding:18px 26px;
  font-weight:850;
  text-transform:uppercase;
  letter-spacing:.07em;
  font-size:.86rem;
  list-style:none;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:12px;
}
.note-block summary::-webkit-details-marker{display:none}
.note-block summary::after{content:'+ Lire';font-size:.78rem;letter-spacing:.04em;opacity:.7;flex-shrink:0}
.note-block[open] summary::after{content:'– Fermer'}
.note-block .note-body{padding:2px 26px 30px;border-top:1px solid rgba(0,0,0,.16)}
.note-block .note-meta{color:var(--muted);font-size:.82rem;margin:18px 0 22px}
.note-block h4{margin:26px 0 10px;font-size:1.1rem;letter-spacing:-.02em}
.note-block h4:first-of-type{margin-top:20px}
.note-block h5{margin:18px 0 8px;font-size:.95rem;letter-spacing:-.01em;color:var(--muted)}
.note-block p{margin:0 0 14px;font-size:.98rem;max-width:920px}
.note-block ul,.note-block ol{margin:0 0 14px;padding-left:20px}
.note-block li{margin-bottom:10px;font-size:.98rem;max-width:900px}
.note-block .biblio{border-top:1px solid rgba(0,0,0,.16);margin-top:24px;padding-top:18px}
.note-block .biblio h4{margin-top:0}
.note-block .biblio p{font-size:.82rem;color:var(--muted);margin-bottom:8px}

/* Closed course-content section (/cours/). Minimal header, access-code
   gate, chapter layout and "à retenir" callouts. */
.course-header{
  position:sticky;top:0;z-index:20;
  display:flex;justify-content:space-between;align-items:center;
  padding:18px 4vw;border-bottom:1px solid rgba(0,0,0,.18);
  background:rgba(244,241,233,.94);backdrop-filter:blur(12px);
}
.course-header .logo{text-decoration:none;font-weight:950;letter-spacing:.24em}
.course-header .course-tag{font-size:.76rem;text-transform:uppercase;letter-spacing:.14em;color:var(--muted)}
.gate-wrap:not([hidden]){display:flex;justify-content:center;padding:clamp(60px,10vw,140px) 5vw}
[data-gate][hidden],[data-course-content][hidden]{display:none!important}
.gate-card{
  width:100%;max-width:460px;border:2px solid var(--line);
  background:var(--paper);padding:clamp(30px,4vw,46px);
  box-shadow:14px 14px 0 var(--ink);
}
.gate-card p.label{margin:0 0 14px}
.gate-card h3{margin:0 0 18px;font-size:clamp(1.8rem,3.4vw,2.6rem);line-height:.98;letter-spacing:-.03em}
.gate-card p{font-size:1rem;max-width:none;margin:0 0 22px}
.gate-card form{display:flex;gap:10px;flex-wrap:wrap}
.gate-card input[type="password"],
.gate-card input[type="text"]{
  flex:1 1 180px;border:2px solid var(--ink);background:#fff;
  padding:12px 14px;font:inherit;font-size:1.05rem;letter-spacing:.04em;
}
.gate-card button{
  appearance:none;border:2px solid var(--ink);background:var(--ink);color:var(--paper);
  padding:12px 20px;font:inherit;font-weight:850;cursor:pointer;
}
.gate-card button:hover{background:transparent;color:var(--ink)}
.gate-error{margin:14px 0 0!important;color:var(--accent);font-weight:800;font-size:.9rem}
.course-list{border-top:2px solid var(--line);margin-top:10px}
.course-list li{list-style:none;border-bottom:1px solid rgba(0,0,0,.24)}
.course-list a{
  display:flex;justify-content:space-between;align-items:baseline;gap:16px;
  padding:22px 2px;text-decoration:none;font-weight:850;
  font-size:clamp(1.3rem,2.4vw,1.9rem);letter-spacing:-.02em;
}
.course-list a:hover{color:var(--accent)}
.course-list .course-meta{font-size:.8rem;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);font-weight:700}
.chapter h3{font-size:clamp(1.6rem,3vw,2.6rem)}
.chapter p{max-width:900px}
.takeaway{
  margin-top:30px;border-left:4px solid var(--accent);background:#fff;
  padding:20px 24px;box-shadow:8px 8px 0 var(--ink);
}
.takeaway p.label{color:var(--accent);margin-bottom:10px}
.takeaway p{max-width:900px;margin-bottom:0}
.course-back{display:inline-block;margin:0 0 20px;font-weight:800;text-decoration:none;border-bottom:1px solid currentColor}


/* Long-form academic articles (course readings by François Giard):
   section headings and quotes inside the standard paper card. */
.section h2{
  margin:44px 0 18px;
  font-size:clamp(1.5rem,2.8vw,2.3rem);
  letter-spacing:-.02em;
  border-top:1px solid rgba(0,0,0,.16);
  padding-top:30px;
}
.section h2:first-of-type{margin-top:0;border-top:0;padding-top:0}
.section h4{
  margin:26px 0 10px;
  font-size:1.05rem;
  letter-spacing:-.01em;
}
.section blockquote{
  margin:20px 0;
  padding:16px 22px;
  border-left:3px solid var(--ink);
  background:#fff;
  font-style:italic;
}
.section blockquote p{margin-bottom:10px}
.section blockquote p:last-child{margin-bottom:0}


/* Footnotes rendered by pandoc for Giard's academic articles: keep them
   legible and visually subordinate to the main text. */
.section .footnotes{
  margin-top:36px;
  padding-top:20px;
  border-top:1px solid rgba(0,0,0,.16);
  font-size:.86rem;
  color:var(--muted);
}
.section .footnotes ol{padding-left:20px}
.section .footnotes li{margin-bottom:12px}
.section .footnotes p{font-size:.86rem;max-width:900px;margin-bottom:6px}
.section sup a.footnote-ref{font-weight:800;text-decoration:none}
.footnote-back{margin-left:4px;text-decoration:none}